1
JEE Main 2023 (Online) 8th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List I with List II

LIST I
Coordination Complex
LIST II
Number of unpaired electrons
A. $$\left[\mathrm{Cr}(\mathrm{CN})_{6}\right]^{3-}$$ I. 0
B. $$\left[\mathrm{Fe}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{2+}$$ II. 3
C. $$\left[\mathrm{Co}\left(\mathrm{NH}_{3}\right)_{6}\right]^{3+}$$ III. 2
D. $$\left[\mathrm{Ni}\left(\mathrm{NH}_{3}\right)_{6}\right]^{2+}$$ IV. 4

Choose the correct answer from the options given below:

A
A-IV, B-III, C-II, D-I
B
A-II, B-I, C-IV, D-III
C
A-II, B-IV, C-I, D-III
D
A-III, B-IV, C-I, D-II
2
JEE Main 2023 (Online) 8th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The correct IUPAC nomenclature for the following compound is:

JEE Main 2023 (Online) 8th April Evening Shift Chemistry - Basics of Organic Chemistry Question 67 English

A
2 - Formyl -5-methylhexan-6-oic acid
B
5-Methyl-2-oxohexan-6-oic acid
C
5-Formyl -2-methylhexanoic acid
D
2-Methyl-5-oxohexanoic acid
3
JEE Main 2023 (Online) 8th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Major product '$$\mathrm{P}$$' formed in the following reaction is:

JEE Main 2023 (Online) 8th April Evening Shift Chemistry - Haloalkanes and Haloarenes Question 28 English

A
JEE Main 2023 (Online) 8th April Evening Shift Chemistry - Haloalkanes and Haloarenes Question 28 English Option 1
B
JEE Main 2023 (Online) 8th April Evening Shift Chemistry - Haloalkanes and Haloarenes Question 28 English Option 2
C
JEE Main 2023 (Online) 8th April Evening Shift Chemistry - Haloalkanes and Haloarenes Question 28 English Option 3
D
JEE Main 2023 (Online) 8th April Evening Shift Chemistry - Haloalkanes and Haloarenes Question 28 English Option 4
4
JEE Main 2023 (Online) 8th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Which of the following have same number of significant figures?

A. 0.00253

B. 1.0003

C. 15.0

D. 163

Choose the correct answer from the options given below

A
A, C and D only
B
B and C only
C
A, B and C only
D
C and D only
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